Pith Number

pith:IWGHGQZF

pith:2018:IWGHGQZFB3QYVF3UVJ775H55SR

not attested not anchored not stored refs pending

Reciprocity approach for calculating the Purcell effect for emission into an open optical system

A. Y. Petrov, D. Jalas, K. M. Schulz, M. Eich

arxiv:1803.01772 v2 · 2018-03-05 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWGHGQZFB3QYVF3UVJ775H55SR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:10:21.992177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

458c7343250ee18a9774aa7ffe9fbd944ca832dfe2a751aaf2c16b9b2d9176ec

Aliases

arxiv: 1803.01772 · arxiv_version: 1803.01772v2 · doi: 10.48550/arxiv.1803.01772 · pith_short_12: IWGHGQZFB3QY · pith_short_16: IWGHGQZFB3QYVF3U · pith_short_8: IWGHGQZF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IWGHGQZFB3QYVF3UVJ775H55SR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 458c7343250ee18a9774aa7ffe9fbd944ca832dfe2a751aaf2c16b9b2d9176ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df9d946036eb6b69974957dbbe38250f1c21d8a7996731d8c4d3961631b4229",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-03-05T16:56:42Z",
    "title_canon_sha256": "a8d9da76b8a669155f2a50bec7c5ee2a7291516536e54861c86d5291b2ad6ca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01772",
    "kind": "arxiv",
    "version": 2
  }
}